﻿/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * Copyright (c) The DotNetty Project (Microsoft). All rights reserved.
 *
 *   https://github.com/azure/dotnetty
 *
 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
 *
 * Copyright (c) 2020 The Dotnetty-Span-Fork Project (cuteant@outlook.com) All rights reserved.
 *
 *   https://github.com/cuteant/dotnetty-span-fork
 *
 * Licensed under the MIT license. See LICENSE file in the project root for full license information.
 */

namespace DotNetty.Transport.Libuv.Native
{
    using System.Diagnostics;
    using System.Net;

    sealed class TcpConnect : ConnectRequest
    {
        readonly INativeUnsafe _nativeUnsafe;

        public TcpConnect(INativeUnsafe nativeUnsafe, IPEndPoint remoteEndPoint)
        {
            Debug.Assert(nativeUnsafe is object);
            Debug.Assert(remoteEndPoint is object);

            NativeMethods.GetSocketAddress(remoteEndPoint, out sockaddr addr);
            int result = NativeMethods.uv_tcp_connect(
                Handle,
                nativeUnsafe.UnsafeHandle,
                ref addr,
                WatcherCallback);
            NativeMethods.ThrowIfError(result);

            _nativeUnsafe = nativeUnsafe;
        }

        protected override void OnWatcherCallback() => _nativeUnsafe.FinishConnect(this);
    }
}
